Write-up: Information has been received from a physician concerning a 6 month old male who on approximately 05-JUN-2007 was vaccinated with third dose of Rotateq (LOT# 654248/0577F). Concomitant vaccines included DTaP (also reported as "Betap") and poliovirus vaccine. On 05-JUN-2007, the physician reported that the patient experienced "fussiness and wasn''t eating". The parents took him to the emergency room (ER) and he was released with a diagnoses of "some gastrointestinal problems". The patient was also vomiting and had diarrhea and was taken to the pediactrics'' office the next day and the physician checked him and sent him home. On 06-JUN-2007, the patient was still vomiting and had diarrhea and was again taken to the ER and was admitted with a diagnosis of "intussusception", he had an ''air contrast enema" done twice and "it helped him". The patient was discharged 24 hours later on 07-JUN-2007. The patient''s outcome was reported as recovered. The physician considered intussusception to be an other important medical event. Additional information has been requested.